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Code Issues Releases Activity

Expand TCP counters from 9 digits to 12.

Browse Source 
MFC after:	1 week
PR:		bin/112881
This commit is contained in:
John Baldwin 2007-06-15 18:12:58 +00:00
parent 70fa7bc0ac
commit 5900369697
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=170784
1 changed files with 25 additions and 25 deletions
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50
usr.bin/systat/tcp.c
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@ -70,27 +70,27 @@ static struct tcpstat curstat, initstat, oldstat;
/*-
--0 1 2 3 4 5 6 7
--0123456789012345678901234567890123456789012345678901234567890123456789012345
00 TCP Connections TCP Packets
01999999999 connections initiated 999999999 total packets sent
02999999999 connections accepted 999999999 - data
03999999999 connections established 999999999 - data (retransmit by dupack)
04999999999 connections dropped 999999999 - data (retransmit by sack)
05999999999 - in embryonic state 999999999 - ack-only
06999999999 - on retransmit timeout 999999999 - window probes
07999999999 - by keepalive 999999999 - window updates
08999999999 - from listen queue 999999999 - urgent data only
09 999999999 - control
10 999999999 - resends by PMTU discovery
11 TCP Timers 999999999 total packets received
12999999999 potential rtt updates 999999999 - in sequence
13999999999 - successful 999999999 - completely duplicate
14999999999 delayed acks sent 999999999 - with some duplicate data
15999999999 retransmit timeouts 999999999 - out-of-order
16999999999 persist timeouts 999999999 - duplicate acks
17999999999 keepalive probes 999999999 - acks
18999999999 - timeouts 999999999 - window probes
19 999999999 - window updates
20 999999999 - bad checksum
00 TCP Connections TCP Packets
01999999999999 connections initiated 999999999999 total packets sent
02999999999999 connections accepted 999999999999 - data
03999999999999 connections established 999999999999 - data (retransmit by dupack)
04999999999999 connections dropped 999999999999 - data (retransmit by sack)
05999999999999 - in embryonic state 999999999999 - ack-only
06999999999999 - on retransmit timeout 999999999999 - window probes
07999999999999 - by keepalive 999999999999 - window updates
08999999999999 - from listen queue 999999999999 - urgent data only
09 999999999999 - control
10 999999999999 - resends by PMTU discovery
11 TCP Timers 999999999999 total packets received
12999999999999 potential rtt updates 999999999999 - in sequence
13999999999999 - successful 999999999999 - completely duplicate
14999999999999 delayed acks sent 999999999999 - with some duplicate data
15999999999999 retransmit timeouts 999999999999 - out-of-order
16999999999999 persist timeouts 999999999999 - duplicate acks
17999999999999 keepalive probes 999999999999 - acks
18999999999999 - timeouts 999999999999 - window probes
19 999999999999 - window updates
20 999999999999 - bad checksum
--0123456789012345678901234567890123456789012345678901234567890123456789012345
--0 1 2 3 4 5 6 7
*/
@ -116,8 +116,8 @@ void
labeltcp(void)
{
wmove(wnd, 0, 0); wclrtoeol(wnd);
#define L(row, str) mvwprintw(wnd, row, 10, str)
#define R(row, str) mvwprintw(wnd, row, 45, str);
#define L(row, str) mvwprintw(wnd, row, 13, str)
#define R(row, str) mvwprintw(wnd, row, 51, str);
L(0, "TCP Connections"); R(0, "TCP Packets");
L(1, "connections initiated"); R(1, "total packets sent");
L(2, "connections accepted"); R(2, "- data");
@ -239,9 +239,9 @@ showtcp(void)
domode(&stats);
#define DO(stat, row, col) \
mvwprintw(wnd, row, col, "%9lu", stats.stat)
mvwprintw(wnd, row, col, "%12lu", stats.stat)
#define L(row, stat) DO(stat, row, 0)
#define R(row, stat) DO(stat, row, 35)
#define R(row, stat) DO(stat, row, 38)
L(1, tcps_connattempt); R(1, tcps_sndtotal);
L(2, tcps_accepts); R(2, tcps_sndpack);
L(3, tcps_connects); R(3, tcps_sndrexmitpack);